Securities, HTM Securities in Continuous Unrealized Loss Position (Details) $ in Thousands	3 Months Ended	6 Months Ended	12 Months Ended
	Jun. 30, 2024 USD ($) Position	Jun. 30, 2024 USD ($) Position	Dec. 31, 2023 USD ($) Position
Unrealized Loss Position, Fair Value [Abstract]
Less than 12 months	$ 14,379	$ 14,379	$ 26,643
12 months or longer	668,227	668,227	675,260
Total	682,606	682,606	701,903
Unrealized Loss Position, Unrealized Losses [Abstract]
Less than 12 months	(167)	(167)	(492)
12 months or longer	(98,330)	(98,330)	(90,522)
Total	$ (98,497)	$ (98,497)	$ (91,014)
Unrealized Loss Position, Number of Positions [Abstract]
Less than 12 months | Position	7	7	22
12 months or longer | Position	293	293	280
Total | Position	300	300	302
HTM debt securities, nonaccrual	$ 0	$ 0	$ 0
Accrued interest reversed against interest income	0	0	0
Collateral-dependent HTM debt securities	0	0	0
Allowance for credit losses on HTM securities	0	0	0
AIR on HTM debt securities	$ 4,200	$ 4,200	$ 4,700
Debt Securities, Held-to-Maturity, Accrued Interest, after Allowance for Credit Loss, Statement of Financial Position [Extensible Enumeration]	Other Assets	Other Assets	Other Assets
Past Due [Member]
Unrealized Loss Position, Number of Positions [Abstract]
HTM debt securities	$ 0	$ 0	$ 0
Federal Agency [Member]
Unrealized Loss Position, Fair Value [Abstract]
Less than 12 months	0	0	0
12 months or longer	81,952	81,952	82,216
Total	81,952	81,952	82,216
Unrealized Loss Position, Unrealized Losses [Abstract]
Less than 12 months	0	0	0
12 months or longer	(18,048)	(18,048)	(17,784)
Total	$ (18,048)	$ (18,048)	$ (17,784)
Unrealized Loss Position, Number of Positions [Abstract]
Less than 12 months | Position	0	0	0
12 months or longer | Position	4	4	4
Total | Position	4	4	4
Mortgage-Backed [Member]
Unrealized Loss Position, Fair Value [Abstract]
Less than 12 months	$ 0	$ 0	$ 12,221
12 months or longer	200,630	200,630	201,320
Total	200,630	200,630	213,541
Unrealized Loss Position, Unrealized Losses [Abstract]
Less than 12 months	0	0	(365)
12 months or longer	(34,896)	(34,896)	(31,814)
Total	$ (34,896)	$ (34,896)	$ (32,179)
Unrealized Loss Position, Number of Positions [Abstract]
Less than 12 months | Position	0	0	1
12 months or longer | Position	34	34	33
Total | Position	34	34	34
Collateralized Mortgage Obligations [Member]
Unrealized Loss Position, Fair Value [Abstract]
Less than 12 months	$ 7,822	$ 7,822	$ 0
12 months or longer	207,453	207,453	219,820
Total	215,275	215,275	219,820
Unrealized Loss Position, Unrealized Losses [Abstract]
Less than 12 months	(84)	(84)	0
12 months or longer	(24,964)	(24,964)	(22,929)
Total	$ (25,048)	$ (25,048)	$ (22,929)
Unrealized Loss Position, Number of Positions [Abstract]
Less than 12 months | Position	1	1	0
12 months or longer | Position	52	52	54
Total | Position	53	53	54
State & Municipal [Member]
Unrealized Loss Position, Fair Value [Abstract]
Less than 12 months	$ 6,557	$ 6,557	$ 14,422
12 months or longer	178,192	178,192	171,904
Total	184,749	184,749	186,326
Unrealized Loss Position, Unrealized Losses [Abstract]
Less than 12 months	(83)	(83)	(127)
12 months or longer	(20,422)	(20,422)	(17,995)
Total	$ (20,505)	$ (20,505)	$ (18,122)
Unrealized Loss Position, Number of Positions [Abstract]
Less than 12 months | Position	6	6	21
12 months or longer | Position	203	203	189
Total | Position	209	209	210
US Government Agencies Debt Securities and US Government-sponsored Enterprises Debt Securities [Member]
Unrealized Loss Position, Number of Positions [Abstract]
Held-to-maturity debt securities, percentage		66.00%	66.00%